CN113757849B - 一种水冷空调机组预冷控制方法 - Google Patents
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Abstract
本发明涉及一种水冷空调机组预冷控制方法,具体步骤包括:S1、水冷空调机组启动后,系统开始判断停机时间t是否超过系统设定的停机时间T;S2、若系统判断的停机时间t小于系统设定的停机时间T时,系统向风机发出反向转动的信号指令,反转8s‑10s后系统向风机发出正向转动的信号指令;S3、若系统判断的停机时间t大于等于系统设定的停机时间T时,系统向水泵发出开启的信号指令,从而实现对湿帘的浸湿预冷;S4、系统向风机发出反向转动的信号指令,风机正常运行,从而实现制冷。本发明具有如下优点:保证水冷空调每次开机后吹入室内的气流都是经过降温的室外新鲜空气,在给指定空间起到降温加湿的同时,增加使用者的体验感。
Description
技术领域:
本发明涉及水冷空调领域,具体地说是一种水冷空调机组预冷控制方法。
背景技术:
水冷空调是根据“水蒸发吸收热量,蒸发面积影响蒸发效率”这一自然物理现象,当风机运行时冷气机腔内产生负压,使机外空气流进多孔湿润的湿帘表面进入腔内,空气与水分充分接触的同时使湿帘上的水蒸发,带走大量湿热,使经过湿帘的空气干球温度降至接近于机外空气的湿球温度,即冷气机出口的干球温度比室外干球温度低5-12℃(干热地区可达15℃),空气愈干热,其温差愈大,降温效果越好,同时由于环保空调该机利用蒸发降温原理,因此,水冷空调具有降温和增湿双重功能。
但在实际使用水冷空调过程中体验效果却不是很理想,尤其是首次使用或者是间隔很久时间再次使用水冷空调。主要表现在:当开机运行时,出风口会先吹入一阵热风,在持续3-5分钟后,才会陆续吹入凉爽的气流。而且如果水冷空调关机很长时间不用,当再次使用时,也会出现同样的情况。究其原因,主要是因为水冷空调系统在启动运行时未进行有效的预冷过程,从而将干燥的热气直接吹入室内,从而导致体验效果不佳。
水冷空调的送风系统是风管系统,送入室内的气流需要进过湿帘降温,再经过风道进入室内。之所以会出现送人热风的原因有两个,一是湿帘在还未完全浸湿前,风机就已经开始运行,这时室外空气虽然也经过湿帘,但湿帘几乎不起作用;另一方,湿帘后端到风道部分残留的有未降温的气流。当水冷空调风机启动时,在风机的作用下湿帘后端到风道的气流先被送入室内,接着是未经降温的室外空气被送进室内,所以用户会感觉到先有一段时间热风后才会有冷风吹进来。该现象一直会持续到湿帘完全湿透以后,穿过湿帘的室外空气才会被降温。
发明内容:
本发明的目的是为了克服以上的不足,提供一种水冷空调机组预冷控制方法,保证水冷空调每次开机后吹入室内的气流都是经过降温的室外新鲜空气,在给指定空间起到降温加湿的同时,增加使用者的体验感。
本发明的目的通过以下技术方案来实现:一种水冷空调机组预冷控制方法,具体步骤包括:
S1、水冷空调机组启动后,系统开始判断停机时间t是否超过系统设定的停机时间T;
S2、若系统判断的停机时间t小于系统设定的停机时间T时,系统向风机发出反向转动的信号指令,此时风机将水冷空调机组的送风管道内残留的热气排出,反转8s-10s后系统向风机发出正向转动的信号指令,此时风机将室外气流引入湿帘并在湿帘的蒸发制冷作用下将降温后的气流引入室内;
S3、若系统判断的停机时间t大于等于系统设定的停机时间T时,系统向水泵发出开启的信号指令,水泵对水冷空调机组内的水进行抽压并向湿帘进行喷射,从而实现对湿帘的浸湿预冷;
S4、系统向风机发出反向转动的信号指令,将水冷空调机组的送风管道内残留的热气排出,翻转8s-10s后系统向风机发出正向转动的信号指令,风机正常运行,此时风机将室外气流引入湿帘并在湿帘的蒸发制冷作用下将降温后的气流引入室内,从而实现制冷。
本发明的进一步改进在于:步骤S3中,水泵运行时间为1min-2min。
本发明与现有技术相比具有以下优点:
水冷空调系统启动后,系统根据水冷空调机组的停机时间来进行判断对水泵以及风机的启闭顺序,如果t<T,则说明湿帘还处于浸湿状态,此时无需启动水泵,只需通过反转风机来对送风管道内残留的热气进行排出,热气排出口风机正转即可实现正常制冷;如果t≥T,则说明湿帘处于干燥状态,先启动水泵将湿帘浸湿,再反转风机将送风管道内残留的热气排出,热气排出风机正转即可实现正常制冷。本申请中的预冷控制方法可有效对引入室内的室外气流进行预冷外,同时可判断每次风机运转前是否需要进行预冷操作,两者有效结合,可保证水冷空调每次开机后吹入室内的气流都是经过降温的室外新鲜空气,在给指定空间起到降温加湿的同时,增加使用者的体验感。
附图说明:
图1为本发明一种水冷空调机组湿帘控制方法的原理示意图。
具体实施方式:
为了加深对本发明的理解,下面将结合实施例和附图对本发明作进一步详述,该实施例仅用于解释本发明,并不构成对本发明保护范围的限定。
参阅图1,本发明公开一种水冷空调机组预冷控制方法的具体实施方式,具体步骤包括:
S1、水冷空调机组启动后,系统开始判断停机时间t是否超过系统设定的停机时间T;
S2、若系统判断的停机时间t小于系统设定的停机时间T时,系统向风机发出反向转动的信号指令,此时风机将水冷空调机组的送风管道内残留的热气排出,反转8s-10s后系统向风机发出正向转动的信号指令,此时风机将室外气流引入湿帘并在湿帘的蒸发制冷作用下将降温后的气流引入室内;
S3、若系统判断的停机时间t大于等于系统设定的停机时间T时,系统向水泵发出开启的信号指令,水泵对水冷空调机组内的水进行抽压并向湿帘进行喷射,从而实现对湿帘的浸湿预冷;
S4、系统向风机发出反向转动的信号指令,将水冷空调机组的送风管道内残留的热气排出,翻转8s-10s后系统向风机发出正向转动的信号指令,风机正常运行,此时风机将室外气流引入湿帘并在湿帘的蒸发制冷作用下将降温后的气流引入室内,从而实现制冷。
进一步的额,步骤S3中,水泵运行时间为1min-2min。
水冷空调系统启动后,系统根据水冷空调机组的停机时间来进行判断对水泵以及风机的启闭顺序,如果t<T,则说明湿帘还处于浸湿状态,此时无需启动水泵,只需通过反转风机来对送风管道内残留的热气进行排出,热气排出口风机正转即可实现正常制冷;如果t≥T,则说明湿帘处于干燥状态,先启动水泵将湿帘浸湿,再反转风机将送风管道内残留的热气排出,热气排出风机正转即可实现正常制冷。本申请中的预冷控制方法可有效对引入室内的室外气流进行预冷外,同时可判断每次风机运转前是否需要进行预冷操作,两者有效结合,可保证水冷空调每次开机后吹入室内的气流都是经过降温的室外新鲜空气,在给指定空间起到降温加湿的同时,增加使用者的体验感。
本行业的技术人员应该了解,本发明不受上述实施例的限制,上述实施例和说明书中描述的只是说明本发明的原理,在不脱离本发明精神和范围的前提下,本发明还会有各种变化和改进,这些变化和改进都落入要求保护的本发明范围内。本发明要求保护范围由所附的权利要求书及其等效物界定。
Claims (2)
1.一种水冷空调机组预冷控制方法,其特征在于,具体步骤包括:
S1、水冷空调机组启动后,系统开始判断停机时间t是否超过系统设定的停机时间T;
S2、若系统判断的停机时间t小于系统设定的停机时间T时,系统向风机发出反向转动的信号指令,此时风机将水冷空调机组的送风管道内残留的热气排出,反转8s-10s后系统向风机发出正向转动的信号指令,此时风机将室外气流引入湿帘并在湿帘的蒸发制冷作用下将降温后的气流引入室内;
S3、若系统判断的停机时间t大于等于系统设定的停机时间T时,系统向水泵发出开启的信号指令,水泵对水冷空调机组内的水进行抽压并向湿帘进行喷射,从而实现对湿帘的浸湿预冷;
S4、系统向风机发出反向转动的信号指令,将水冷空调机组的送风管道内残留的热气排出,翻转8s-10s后系统向风机发出正向转动的信号指令,风机正常运行,此时风机将室外气流引入湿帘并在湿帘的蒸发制冷作用下将降温后的气流引入室内,从而实现制冷。
2.根据权利要求1所述一种水冷空调机组预冷控制方法,其特征在于,所述步骤S3中,水泵运行时间为1min-2min。
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